Kidney

Description

Plan of a longitudinal section through the pelvis and substance of the right kidney. Labels: a, the cortical substance; b, broad part of the pyramids of Malpighi; c, the division of the pelvis named calyces, laid open; c', one of those unopened; d, summit of the pyramids of papillae projecting into calyces; p, pelvis or enlarged division of the ureter within the kidney; u, the ureter; s, the sinus; h, the hilus.